Skip to content

Instantly share code, notes, and snippets.

@TastyToast
Created August 2, 2013 20:24
Show Gist options
  • Save TastyToast/6143164 to your computer and use it in GitHub Desktop.
Save TastyToast/6143164 to your computer and use it in GitHub Desktop.
Live update
// FROM http://orderedlist.com/blog/articles/live-search-with-quicksilver-style-for-jquery
(function($) {
var self = null;
$.fn.liveUpdate = function(list) {
return this.each(function() {
new $.liveUpdate(this, list);
});
};
$.liveUpdate = function (e, list) {
this.field = $(e);
this.list = $('#' + list);
if (this.list.length > 0) {
this.init();
}
};
$.liveUpdate.prototype = {
init: function() {
var self = this;
this.setupCache();
this.field.parents('form').submit(function() { return false; });
this.field.keyup(function() { self.filter(); });
self.filter();
},
filter: function() {
if ($.trim(this.field.val()) == '') { this.list.children('li').show(); return; }
this.displayResults(this.getScores(this.field.val().toLowerCase()));
},
setupCache: function() {
var self = this;
this.cache = [];
this.rows = [];
this.list.children('li').each(function() {
self.cache.push(this.innerHTML.toLowerCase());
self.rows.push($(this));
});
this.cache_length = this.cache.length;
},
displayResults: function(scores) {
var self = this;
this.list.children('li').hide();
$.each(scores, function(i, score) { self.rows[score[1]].show(); });
},
getScores: function(term) {
var scores = [];
for (var i=0; i < this.cache_length; i++) {
var score = this.cache[i].score(term);
if (score > 0) { scores.push([score, i]); }
}
return scores.sort(function(a, b) { return b[0] - a[0]; });
}
}
})(jQuery);
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment